KR100731378B1 - Image display device having recording information providing function and control method thereof - Google Patents

Abstract

The present invention relates to a video display device having a recording information providing function to provide information on recordings in a video display device having a storage function and a control method thereof.

That is, according to the present invention, a progress bar is displayed by displaying a small thumbnail image at regular intervals according to a user's request in an area where a progress bar indicating the recording information stored in the storage unit is displayed. It is to be able to provide the video information of the location.

Therefore, the video display device having the recording information providing function and the control method according to the present invention can not only display the recording information according to the position of the progress bar, but also record other channels or other external inputs. Since the recorded information can be checked through a progress bar and a thumbnail even in the state of watching a signal, the user's convenience and the user's satisfaction can be improved.

Recording / Recording Information

Description

Image display device having recording information providing function and control method thereof {(An) image display device having (a) function of supply recording information and method of controlling the same}

1 is a block diagram showing the configuration of a video display device having a recording information providing function according to the present invention.

2 to 4 are graphs showing recording information display of an image display apparatus having a recording information providing function according to the present invention;

5 is a flowchart illustrating a method of controlling a video display device having a recording information providing function according to the present invention.

<Description of the symbols for the main parts of the drawings>

101: tuner 102: demodulator

103: system decoder 104: HDD interface

105: storage unit 106: video and audio decoder

107: image processing unit 108: display unit

109 control unit 110 key input unit

 BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image display device, and more particularly, to an image display device having a recording information providing function for providing information on recordings in an image display device having a storage function, and a control method thereof.

In general, video display devices have recently been developed with the development of TV technology, the transmission method of the broadcast signal has also been developed and accordingly the interest in the digital TV applying the digital transmission method is increasing.

Also, in Korea, Mugunghwa satellite was launched in August 1995 and began digital test broadcasting in July 1996. Unlike conventional satellite broadcasting, Mugunghwa satellite broadcasting is scheduled to be SDTV-class digital broadcasting. It's almost no different from broadcasting.

The digital TV has a function of storing a video in real time using a personal video recorder (PVR) while the user is watching a broadcast, and playing it at a desired time. In addition, it can be used for recording meetings when conducting video conference using digital TV.

In general, a PVR system is a personal digital video recording device for recording and playing back information on a hard disk. The PVR system is a new concept of digital recording device that records and reproduces information on a hard disk, unlike a VCR that stores video signals on magnetic tape. It is a next-generation recording device that can record a certain amount of broadcast programs depending on the capacity without a VCR through the hard disk drive built into the set-top box or television body.

That is, the PVR system uses the CPU and video to convert digital broadcast data (Europe: DVB, Korea / Japan / North America: ATSC) and analog broadcast data (Europe; PAL, Korea / Japan / North America: NTSC) from the TV system. The system converts the digital signal through a signal processor, converts the digital signal data in the memory device inside the system, stores the digital signal data, converts the digital signal data, and reproduces the same at a time or a method desired by a user through a display device or a screen.

The internal functions include the scheduled recording of broadcast programs, the time shift method, etc., and the hard disk (HDD) is used as the storage space used in the PVR built-in TV system. The broadcast data can be played for 3 hours in HD and 2 hours in SD.

Therefore, the service mainly made of PVR is the same as the conventional VCR, but the PVR can be recorded in real time by using a large capacity hard disk instead of tape, and the program can be recorded in real time. The user can enjoy the program except commercial by using Pause and Rewind on the program being broadcast. In addition, PVR can select and record dozens of programs for later viewing.

In addition, the PVR system is composed of a tuner, a device for playback, and a random access HDD, so that the user can receive a live screen stop function, a time shift function, a high-speed quick view function, and the like.

However, such a conventional display device having a storage function has been proposed to display a progress bar in the form of a progress bar to show information on recording. Only the information is provided, and furthermore, when the recording state is watching other channels or other external input signals, even the progress bar does not float, there is a problem that even the time information cannot be confirmed.

Accordingly, an object of the present invention is to solve such a problem, and an object thereof is to enable a thumbnail image to be displayed on a progress bar indicating recording information in an image display device having a storage function. .

In addition, there is another purpose to provide the image information of the progress bar (Bar) is located.

The video display device having a recording information providing function according to the present invention for achieving the above object is a video display device having a tuner and a demodulator for demodulating the signal received through the tuner into video, audio and broadcast information, etc. A key input unit for inputting a command desired by a user; A system decoder which decodes the separated video, audio, and broadcast information through the demodulator, and processes the separated video, audio, and broadcast information into a signal output through a screen and a speaker; A storage unit for storing a video and audio signal processed by the system decoder according to a user's request and storing a thumbnail image at a predetermined period when a recording command is input through the key input unit; According to a user's request, a preset area including a progress bar, which is recording information of an image received through the tuner, and an image recorded in the storage unit, and a thumbnail image corresponding to a moving position of the progress bar A display unit for displaying on; The controller may further include a controller configured to control the displayed image to be displayed in a corresponding area according to a user request command input through the key input unit.

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A control method of a video display device having a recording information providing function according to the present invention for achieving the above object is a control method of a video display device having a recording information providing function having a storage unit, receiving a video and audio desired by the user Doing; Storing the video and audio information when the user wishes to record in the storage unit; And displaying at least one of a progress bar or a thumbnail image so that the recording information of the recorded image is provided according to a user's request.

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Hereinafter, an image display device having a recording information providing function and a control method thereof according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram showing the configuration of a video display device having a recording information providing function according to the present invention, Figures 2 to 4 are embodiments of the recording information display of the video display device having a recording information providing function according to the present invention 5 is a flowchart illustrating a method of controlling a video display device having a recording information providing function according to the present invention.

The video display device having a recording information providing function according to the present invention includes a tuner 101 for tuning a channel desired by a user among broadcast signals received through an antenna, as shown in FIG. Demodulator 102 for demodulating the broadcast signal received through the (10) into video, audio, and broadcast information, a key input unit 110 for inputting a user desired command, and through the demodulator 102 The system decoder 103 decodes the separated video, audio, and broadcast information into a signal output through a screen and a speaker, and when a recording command is input through the key input unit 110, the system decoder according to a user's request. In addition to storing the processed image and audio signal at the same time, the storage unit 105 for storing a thumbnail image at a predetermined cycle, and the user's request input through the key input unit 110 The display unit 108 for displaying the image received through the tuner 101 and the thumbnail image which is the recording information of the image recorded in the storage unit 105 in a preset setting area, and the key input unit ( The control unit 109 controls to display the displayed image in the corresponding area according to a user request command input through 110, and the image signal decoded by the system decoder 103 according to the control signal of the control unit 109. HDD interface 104 for transmitting an image for storage as a thumbnail to the storage unit 105 and controlling access to the thumbnail image stored in the storage unit 105, and an image selected through the HDD interface 104. And a video and audio decoder 106 for decoding audio to be output, and a video signal decoded by the video and audio decoder 106 to the display. And an image processor 109 for processing image signals to be displayed on the unit 108.

Here, the thumbnail image is used to capture the contents of the video recorded by the personal video recorder into a few small pictures, or to generate a key frame for video indexing or to preview a program or contents summary in a program guide. There are various fields of application such as the generation of representative images.

The operation of the video display device having the recording information providing function according to the present invention configured as described above is as follows.

 First, when a user inputs a power-on command through the key input unit 110, the controller 109 controls the channel desired by the user through the tuner 101.

The broadcast signal tuned through the tuner 101 is input to the demodulator 102 and separated into video, voice, and broadcast information. The broadcast signal thus separated is input to the system decoder 103 and decoded.

The video signal decoded by the system decoder 103 may be stored in the storage unit 105 according to a user request input through the key input unit 110. In this case, the image decoder decoded by the system decoder 103 may be stored. The thumbnail image from the video signal is controlled by the HDD interface 104 so that a thumbnail image is extracted at a predetermined predetermined period and stored in a predetermined area in the storage unit 105.

In addition, when a user inputs a recording command, the video signal decoded by the system decoder 103 is stored in a predetermined area of the storage unit 105, and is shown in FIG. 2 to recognize a situation in which the recording is performed. The progress is displayed in the form of a progress bar 200 as shown in the bar.

In this case, a method of displaying the thumbnail image may be divided into two types, which will be described with reference to FIGS. 3 and 4.

First, as the progress bar 200 is displayed, the position of the bar will gradually move from the left to the right according to the recording progress state. The display screen is simultaneously moved according to the position of the bar 200, and the corresponding thumbnail image is extracted from the storage unit 105 and displayed.

That is, as shown in the bar illustrated in FIG. 3, if the position of the progress bar 200 is the first position 210, it is displayed in the thumbnail image or the first region 211. When the position of the progress bar 200 is moved from the first position 210 to the second position 212, the thumbnail image is also displayed by moving to the second region 213. Able to know.

In addition, even when the user moves the progress bar 200 from the second position 212 to the first position 210, the thumbnail image displayed in the second area 213 is displayed in the first position. The corresponding image is displayed by moving the position to the area 211.

Meanwhile, the thumbnail image area does not move as described above, but the thumbnail image may be fixed and displayed in the area representing the initial value of the progress bar 200. Such a method will be described with reference to FIG. Is as follows.

That is, the area 215 for displaying the thumbnail image is fixed on the screen on which the progress bar 200 is displayed, and the bar of the progress bar 200 is fixed. As 214 is moved, the thumbnail image is periodically displayed on the display area 215.

Then, the thumbnail image according to the position 214 of the progress bar 200 is variably displayed in the fixed thumbnail display area 215.

Referring to FIG. 5, a method of controlling a video display device having a recording information providing function according to the present invention configured as described above, first, when a user inputs a power-on command, a user receives a video and audio signal of a channel selected by the user ( S101 to S102).

In operation S103, it is determined whether the received signal is a digital signal.

Subsequently, the determination result (S103), the digital signal is decoded by the MPEG 2 system (S104).

In operation S105, it is determined whether the user selects recording.

Subsequently, when the user selects recording in the determination result (S105), recording is started in the storage unit (S105).

In this case, the index of the transport stream is stored in the storage unit (S107).

In operation S108, the thumbnail image is stored in the preset area of the storage unit at predetermined preset periods.

Subsequently, when a user inputs a recording state confirmation command, a thumbnail image that matches the stored thumbnail index and the position information of the progress bar is extracted (S109 to S110).

The extracted image is stored, and the position information of the display area in which the thumbnail image is to be displayed is checked (S111 to S112).

In addition, it is determined whether the position of the progress bar has moved (S113).

Subsequently, in the determination result S113, the thumbnail of the progress bar is displayed on the identified thumbnail image display area in operation S114.

In this case, an area in which the thumbnail is displayed may be a display area which may be simultaneously moved in accordance with the movement of the progress bar, or an area in which a corresponding thumbnail image may be displayed by fixing a specific area. .

When the recording is completed, the received image is displayed until the user inputs a power off command (S115 to S116).

In addition, if the received broadcast signal is not a digital signal (S103), after performing MPEG 2 encoding, the steps S104 to S116 are repeated (S117).

When the user inputs a recording command, the user simultaneously stores the AV stream for audio output in addition to the video signal (S118).

As described above, an image display device having a recording information providing function and a control method thereof according to the present invention are provided in an area in which a progress bar informing recording information stored in a storage unit is displayed. By displaying a small thumbnail image at regular intervals according to a user's request, it is possible to provide image information of a progress bar.

That is, instead of displaying only a progress bar, an additional area for displaying a thumbnail image is separately set, and a thumbnail image of a corresponding position is displayed.

As described above, an image display apparatus having a recording information providing function and a control method thereof according to the present invention have the following effects.

First, since the recording information according to the position of the progress bar can be displayed, the user can more easily recognize what image is being recorded.

Second, the recording information can be checked through a progress bar and a thumbnail even while watching another channel or another external input signal while recording.

Third, as the user's convenience is achieved, the user's satisfaction with the use of the product can be improved.

Claims (9)

In a video display device having a tuner and a demodulator for demodulating the signals received through the tuner and separating them into video, audio, and broadcast information, A key input unit for inputting a command desired by a user; A system decoder which decodes the separated video, audio, and broadcast information through the demodulator, and processes the separated video, audio, and broadcast information into a signal output through a screen and a speaker; A storage unit for storing a video and audio signal processed by the system decoder according to a user's request and storing a thumbnail image at a predetermined period when a recording command is input through the key input unit; According to a user's request, a preset area including a progress bar, which is recording information of an image received through the tuner, and an image recorded in the storage unit, and a thumbnail image corresponding to a moving position of the progress bar A display unit for displaying on; And, And a controller for controlling the displayed image to be displayed in a corresponding area according to a user request command input through the key input unit. The method of claim 1, wherein the storage unit And a decoded video signal extracted and stored at a user's request or at a predetermined period. The method of claim 1, wherein the display unit And the thumbnail image is variably displayed according to the position of the progress bar. The method of claim 1, wherein the thumbnail image And a recording information providing function according to the position of the progress bar, wherein different images are displayed in a predetermined fixed area. In the control method of a video display device having a recording information providing function having a storage unit, Receiving a video and audio desired by a user; Storing the video and audio information when the user wishes to record in the storage unit; And, And displaying at least one of a progress bar or a thumbnail image so that recording information of the recorded image is provided according to a user's request. The method of claim 5, When recording the video and audio, a control method of a video display device having a recording information providing function, characterized in that for extracting a thumbnail image from the video according to a user request or at a predetermined predetermined period to store in the storage. The method of claim 5, The recording information is provided, the control method of the image display device having a recording information providing function characterized in that to display a progress bar and a thumbnail image when the user requests to view the recording information. The method of claim 5, And the thumbnail image is variably displayed according to a position of a progress bar. The method of claim 5, The thumbnail image is a control method of a video display device having a recording information providing function, characterized in that different images are displayed in a predetermined fixed area according to the position of the progress bar.

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